Northwest Avalanche Center

Observation: Public

All Observations

Observation Details

Name:
David Dietzgen
Observation Date:
April 13, 2022
Submitted:
April 13, 2022
Zone or Region:
Snoqualmie Pass
Activity:
Skiing/Snowboarding
Location:
Chair Peak Area, Snoqualmie Pass

Observed Avalanches

Did you observe any avalanches? 
Yes
Avalanche Type:
Wet Loose
Size:
Size 1: Relatively harmless to people
Elevation:
5400, 5600, 5800
Aspect:
E
Comments:
A naturally released wet loose or a warm storm slab originating from a col just south of Chair Peak. WL R2 S N D1.5

Signs of Unstable Snow

None reported

Observations

The slide was located in the South-facing vicinity of Chair Peak, near the uphill track to Snow Lake descents. This avalanche was the only outward evidence of instability. The air temperature remained cold but there was typical spring radiation. (Sunscreen weather). The avalanche looked like a WL but probably initiated due to wind loading up high. The snow on the direct South facing aspects was warming up during the afternoon. A compression test at 4900ft. South-facing revealed a Hard to initiate fracture 38 cm deep. (CTH 20) The snowpack appeared generally stable to skiing and cuts.

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